53477284 has 48 divisors (see below), whose sum is σ = 112613760. Its totient is φ = 21738240.

The previous prime is 53477269. The next prime is 53477299. The reversal of 53477284 is 48277435.

It is an interprime number because it is at equal distance from previous prime (53477269) and next prime (53477299).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41847 + ... + 43105.

It is an arithmetic number, because the mean of its divisors is an integer number (2346120).

Almost surely, 2^53477284 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53477284, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56306880).

53477284 is an abundant number, since it is smaller than the sum of its proper divisors (59136476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53477284 is a wasteful number, since it uses less digits than its factorization.

53477284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348 (or 1346 counting only the distinct ones).

The product of its digits is 188160, while the sum is 40.

The square root of 53477284 is about 7312.8164205045. The cubic root of 53477284 is about 376.7527642310.

The spelling of 53477284 in words is "fifty-three million, four hundred seventy-seven thousand, two hundred eighty-four".